Valve spring identification

[AWD-Tony]

Anyone know what brand these springs these are? There’s no discrimination on the add.

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[NOSLO2PT0]

At This point, all you can do is take them to a machine shop and have them tested/measure

 

[AWD-Tony]

At This point, all you can do is take them to a machine shop and have them tested/measure

Tried contacting the seller but haven’t heard back so not going to pull the trigger just yet. Wasn’t sure if anyone can identify them.

 

[NOSLO2PT0]

Usually the identifying numbers are on the retainers